21686160

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{90359}}^1$

素因数の和:90375

約数の個数: 40

約数和(自身を含む): 67227840

約数和(自身を除く): 45541680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 90359, 180718, 271077, 361436, 451795, 542154, 722872, 903590, 1084308, 1355385, 1445744, 1807180, 2168616, 2710770, 3614360, 4337232, 5421540, 7228720, 10843080, 21686160]

約数ペア:

[(1, 21686160), (2, 10843080), (3, 7228720), (4, 5421540), (5, 4337232), (6, 3614360), (8, 2710770), (10, 2168616), (12, 1807180), (15, 1445744), (16, 1355385), (20, 1084308), (24, 903590), (30, 722872), (40, 542154), (48, 451795), (60, 361436), (80, 271077), (120, 180718), (240, 90359)]